Property Taxes in Dexter, New York
Median Dexter, New York effective property tax rate: 1.68%, significantly higher than the national median of 1.02%, and lower than the New York state median of 1.90%.
Median Dexter, New York home value: $161,875
Median annual Dexter, New York tax bill: $2,863, $463 higher than the national median property tax bill of $2,400.
How are property taxes in Jefferson calculated?
Property taxes in Dexter, New York are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.
Understanding Dexter's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Dexter, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
How Does the Dexter Property Tax Calculator Work?
Use this Dexter property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Dexter's median effective tax rate of 1.68% — based on actual property records in Jefferson County — to generate your estimate.
Enter your property's estimated assessed value — the figure the local assessor uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Dexter's median effective rate across all local levies, providing a more accurate estimate than applying a single county millage rate.
Dexter's bill may vary by ZIP code within the city: rates are 1.68% in 13634, primarily due to differences in school district levies and local assessment districts.
For a more precise estimate, scroll down to explore ZIP code-level tax rate trends across Dexter.
About Dexter Property Taxes
About Property Taxes in Dexter, Jefferson, New York
Dexter’s median effective property tax rate of 1.68% is lower than the New York state median of 1.90% and higher than the national median of 1.02%. This rate reflects the Jefferson County base levy combined with local school district levies and special district levies that vary by subdivision throughout the city.
Property tax rates are not uniform across Dexter. Homeowners in ZIP code 13634 carry a median effective rate of 1.68%, and the same ZIP also has a median tax bill of $2,863. Understanding where you live in Dexter can make a meaningful difference to your annual tax bill.
Dexter homeowners who believe their assessed value is too high can file a formal appeal with the Assessment Review Commission before May 26, 2026.
If your estimated bill above seems higher than expected, Ownwell can review your assessment and protest on your behalf. You only pay if we save you money.
Property Tax Rates Across Dexter, Jefferson County, New York
As noted earlier, local government entities set tax rates, which can vary widely within a state.
Why? Because annually, each county estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate.
While there are votes and laws involved in setting tax rates and budgets, in a nutshell, this is the annual process.
Below, you can compare Dexter's effective property tax rate to other cities in New York and the median property tax rates in New York and the U.S.
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Dexter Tax Rate
1.68%
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Jefferson County Tax Rate
1.66%
Median Effective New York Tax Rate
1.90%
Median Effective United States Tax Rate
1.27%
Property Tax Rates Across Dexter, Jefferson County, New York
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 13634 | 1.47% | 1.64% | 1.68% | 1.95% | 2.28% |
Source: Ownwell
Property Tax Assessment Values Across Dexter, Jefferson County, New York
When examining property taxes in Dexter, New York, understanding the distinction between market value and assessed value is crucial.
The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The Jefferson County assessment office estimates the market value for tax purposes.
The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.
Assessment notices:
In Jefferson County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of the month when notices are sent.
Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. For example, the median home price in Dexter is $161,875, with tax bills ranging significantly across the county. ZIP code 13634 has the highest median home price at $161,875.
Property Tax Assessment Values Across Dexter, Jefferson County, New York
Source: Ownwell
$36,585
$315,168
$593,750
Median Dexter Market Value
$161,875
Median Jefferson County Market Value
$160,549
Median New York Market Value
$312,500
Median United States Market Value
$274,101
Property Tax Assessment Values Across Dexter, Jefferson County, New York
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 13634 | $56,500 | $110,220 | $161,875 | $238,386 | $333,874 |
Source: Ownwell
Property Tax Bills Across Dexter, Jefferson County, New York
Property tax bills in Dexter, Jefferson County, New York are based on the assessed value of a home and the local tax rate applied to that assessment. When a property’s market value changes, the assessed value can also change, which affects the final bill. Local taxing authorities use that assessment to calculate what each homeowner owes.
For a home with a median price of $161,875, the property tax bill can vary widely depending on the assessment and local rates. In Dexter, the 25th percentile tax bill is $1,946, while the 75th percentile is $4,153 and the 90th percentile reaches $5,855. The median tax bill in the area is $2,863, which is above the national median property tax bill of $2,400 and reflects the impact of local tax rates on homeowners.
Because property taxes are tied to assessed value, homeowners with higher assessments generally pay more. That makes the tax bill an important part of homeownership costs in Dexter.
Median Dexter Tax Bill
$2,863
Median Jefferson County Tax Bill
$2,930
Median New York Tax Bill
$5,420
Median United States Tax Bill
$3,209
Property Tax Bills Across Dexter, Jefferson County, New York
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 13634 | $989 | $1,946 | $2,863 | $4,153 | $5,855 |
Source: Ownwell
Don't miss the deadline to file a grievance!
Dates | |
|---|---|
| Appeal Deadline | May 26 |
Links | |
|---|---|
| Jefferson Assessment Review Commission | |
| Website | jefferson.sdgnys.com |